Finding the Fourth Proportional to 10,528,062.84, 15,793,960.08 and 4,770,563.88
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Solution
The fourth proportional to 10,528,062.84, 15,793,960.08 and 4,770,563.88 is: 7,156,691.28
Step by Step Solution
- Step 1: Write the proportion equation
10,528,062.84 : 15,793,960.08 = 4,770,563.88 : x - Step 2: Convert to fraction form
10,528,062.84/15,793,960.08 = 4,770,563.88/x - Step 3: Cross multiply
10,528,062.84x = 15,793,960.08 × 4,770,563.88 - Step 4: Simplify right side
10,528,062.84x = 75,346,095,479,809.91 - Step 5: Solve for x
x = 75,346,095,479,809.91/10,528,062.84 - Step 6: Final answer
x = 7,156,691.28
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.